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Finding the Fourth Proportional to 6,367.02, 8,785.44 and 3,848.73

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Solution

The fourth proportional to 6,367.02, 8,785.44 and 3,848.73 is: 5,310.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,367.02 : 8,785.44 = 3,848.73 : x
  2. Step 2: Convert to fraction form
    6,367.02/8,785.44 = 3,848.73/x
  3. Step 3: Cross multiply
    6,367.02x = 8,785.44 × 3,848.73
  4. Step 4: Simplify right side
    6,367.02x = 33,812,786.49
  5. Step 5: Solve for x
    x = 33,812,786.49/6,367.02
  6. Step 6: Final answer
    x = 5,310.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.